- Small, round multiformat digital audio player weighs under 1 ounce
- 512 MB built-in flash memory stores up to 340 songs
- Plays MP3, ATRAC, and ATRAC3 formats; supports WMA, WAV
- Compatible with content purchased from Sony's Connect online music store
- Single AAA battery provides up to 70 hours of battery life; connects to Windows PCs via USB 2.0